1.048 * [progress]: [Phase 1 of 3] Setting up.
0.000 * * * [progress]: [1/2] Preparing points
0.055 * * * [progress]: [2/2] Setting up program.
0.062 * [progress]: [Phase 2 of 3] Improving.
0.062 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (- (sqrt (sqrt (+ (pow x 2.0) 1.0))) (sqrt x))
0.064 * * [simplify]: iteration  0 :  16  enodes  (cost  6 )
0.065 * * [simplify]: iteration  1 :  22  enodes  (cost  6 )
0.067 * * [simplify]: iteration  2 :  39  enodes  (cost  6 )
0.068 * * [simplify]: iteration  3 :  85  enodes  (cost  6 )
0.070 * * [simplify]: iteration  4 :  250  enodes  (cost  6 )
0.075 * * [simplify]: iteration  5 :  1243  enodes  (cost  6 )
0.103 * * [simplify]: iteration  6 :  4922  enodes  (cost  6 )
0.239 * * [simplify]: iteration  7 :  5001  enodes  (cost  6 )
0.239 * [simplify]: Simplified to:
   (- (sqrt (sqrt (+ (pow x 2.0) 1.0))) (sqrt x))
0.240 * [progress]: [Phase 3 of 3] Extracting.
0.242 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (- (sqrt (sqrt (+ (pow x 2.0) 1.0))) (sqrt x))
0.243 * * [simplify]: iteration  0 :  10  enodes  (cost  6 )
0.243 * * [simplify]: iteration  1 :  10  enodes  (cost  6 )
0.243 * [simplify]: Simplified to:
   (- (sqrt (sqrt (+ (pow x 2.0) 1.0))) (sqrt x))
2.291 * [regime-testing]: End program error score: 31.032422749312364